Polk Water Quality Report
7 cities ranked · Average grade: C- · Oregon
Avg Score
59
Cities Ranked
7
Health Violations
7
PFAS Detected
1
59
County avg score
7
Cities ranked
43%
A or B grade
57%
D or F grade
7
Health violations
1
PFAS detected
Grade Distribution
How Polk cities scored
A
0
0%
Excellent
B
3
43%
Good
C
0
0%
Fair
D
3
43%
Poor
F
1
14%
Failing
Comparison
County vs Oregon average
▼ 3.3 pts below state average
City Map
Water quality across Polk
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Polk
Worst cities
County context
1
Superfund site in Polk
23.2%
of residents on fluoridated water (CDC, 2020)
39
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Polk
Industrial polluters nearby
Facilities reporting the most surface-water releases in Polk, 2023.
Total reported releases to surface water: 39 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
CASCADE STEEL ROLLING MILLS INC MCMINNVILLE, OR97128 | Copper And Copper Compounds | 38 |
STELLA-JONES CORP SHERIDAN, OR97378 | Dioxin and dioxin-like compounds | 1 |
M&W FIBERGLASS INC DUNDEE, OR97115 | — | — |
KNIFE RIVER DAYTON ASPHALT DAYTON, OR97114 | — | — |
TMS INTERNATIONAL LLC MCMINNVILLE, OR97128 | — | — |
+ 5 more facilities
Source: EPA Toxic Release Inventory (TRI) 2023
Superfund sites
Superfund sites in Polk
Superfund sites nearby
Federally tracked hazardous-waste sites within Polk on the EPA National Priorities List.
- TAYLOR LUMBER AND TREATING
Source: EPA Superfund National Priorities List
Full Rankings
All 7 cities in Polk
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Independence | B | 78.4 | 10K | 138 | Health Unresolved | |
| 2 | Dallas | B- | 74.1 | 18K | 41 | Health Unresolved | |
| 3 | Falls City | B- | 73.3 | 1K | 155 | Health Unresolved | |
| 4 | Grand Ronde | D+ | 50 | 3K | 262 | Health Unresolved | |
| 5 | Amity | D | 48 | 4K | 481 | Health Unresolved | |
| 6 | Monmouth | D | 45.5 | 14K | 140 | Health Unresolved | |
| 7 | Rickreall | F | 44 | 2K | 123 | Health Unresolved |